dd0f5ca4-2688-4669-bbe4-18489c9a38d4 urn:uuid eng UTF-8 nonGeographicDataset nonGeographicDataset 2026-03-25T13:31:51 creation ISO 19115 2016 IMOS - AusCPR: Phytoplankton Colour Index (PCI) dd0f5ca4-2688-4669-bbe4-18489c9a38d4 Phytoplankton Colour Index (PCI) After the silk has been marked into 5 nautical mile samples but prior to cutting, each sample is visually assigned a greenness index by comparison with standard colour charts: viz. no colour, very pale green, pale green, and green. These four levels of the phytoplankton colour index (PCI) represent the amount of phytoplankton pigment on the silk and have been assigned numerical values on a ratio scale based on acetone extracts using spectrophotometric methods. Results from the AusCPR survey are available through the AODN portal: https://portal.aodn.org.au This data is freely available but please acknowledgment all relevant parties, as detailed in acknowledgement section. {"type": "Polygon", "coordinates": [[[105.0, -65.0], [175.0, -65.0], [175.0, -10.0], [105.0, -10.0], [105.0, -65.0]]]} 105.0 175.0 -65.0 -10.0 imos:AUSCPR_PCI documentDigital IMOS - AusCPR: Phytoplankton Colour Index (PCI) WMS Data Link documentDigital AODN Portal HTML Documentation Link documentDigital Australian Continuous Plankton Recorder (AusCPR) Project - Home Page HTML Documentation Link documentDigital Link to Continuous Plankton Recorder (AusCPR) Sub-Facility metadata record HTML Documentation Link documentDigital Using continuous plankton recorder data (link to publication) HTML